<!DOCTYPE html>
<html lang="zh">
<head>
    <meta charset="UTF-8">
    <title>登陆</title>
</head>
<body>
<form action="/login" method="post">
    用户名<input type="text" name="username"/><br>
    密码<input type="password" name="password"/><br>
    <input type="submit"/>
</form>
</body>
</html>